This INDI driver is not limited to CEM120 as it supports the following iOptron mounts:
CEM120-EC2 with firmware 20171001 and later
CEM120-EC with firmware 20171001 and later
CEM120 with firmware 20171001 and later
CEM60-EC with firmware 20171001 and later
CEM60 with firmware 20171001 and later
iEQ45 Pro (EQ and AA mode) with firmware 20171001 and later
iEQ30 Pro with firmware 20171001 and later
CEM25-EC with firmware 20171001 and later CEM25(/P) with firmware 20171001 and later
SmartEQ Pro+ with firmware 20171001 and later
AZ Mount Pro with firmware 20171001 and later
Cube Pro with 8408 (EQ and AA mode) with firmware 20171001 and later
Cube II (EQ and AA mode) with firmware 20171001 and later